US Bridges

Barranca Ave N over Big Dalton Wash

Fair

Los Angeles County, California · 0.1MI N/O Gladestone ST · Structure no. 53C0672R

Built
1960
65 years old
Condition
Fair
inspected January 2025
Type
Frame
Concrete
Length
39 ft
1 main span
Daily traffic
20,785
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Barranca Ave N over Big Dalton Wash is a concrete frame carrying Barranca Ave N over Big Dalton Wash in Los Angeles County, California. It was built in 1960, so it is 65 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 20,785 vehicles a day, roughly 2% of them trucks, projected to reach 24,942 by 2045. The structure is 39 ft (11.9 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesBarranca Ave N
CrossesBig Dalton Wash
Location0.1MI N/O Gladestone ST
RouteCity Street 0
CountyLos Angeles County
StateCalifornia
Coordinates34.11602, -117.88128
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating44 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width39 ft (11.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,785 (2015)
Projected traffic24,942 by 2045
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Barranca Ave N over Big Dalton Wash built?

It was built in 1960, making it 65 years old in 2025.

What condition is Barranca Ave N over Big Dalton Wash in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does Barranca Ave N over Big Dalton Wash carry?

About 20,785 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Barranca Ave N over Big Dalton Wash?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 39 ft wide.

Who owns Barranca Ave N over Big Dalton Wash?

It is owned by the City or Municipal Highway Agency.